Category Archives: Hackaday Columns

RTFM: ADCs and DACs

It’s tough to find a project these days that doesn’t use an analog-to-digital converter (ADC) or digital-to-analog converter (DAC) for something. Whether these converters come as built-in peripherals on a microcontroller, or as separate devices connected over SPI, I2C, or parallel buses, all these converters share some common attributes, …read more

Continue reading

Posted in adc, analog, calibration, converter, dac, digital, DNL, Engineering, Hackaday Columns, INL, Original Art | Leave a comment

How to Build the Strongest Arches

When it comes to architectural features, there are probably not many as quintessentially memorable as arches. From the simplicity of the curved structure to the seemingly impossible task of a supposedly collapsable shape supporting so much weight in mid-air, they’ve naturally fascinated architects for generations.

For civil engineers, learning to …read more

Continue reading

Posted in arches, architecture, education, Hackaday Columns, physics, transportation hacks | Leave a comment

Hacking Diabetes Hack Chat

Join us on Wednesday, October 16 at noon Pacific for the Hacking Diabetes Hack Chat with Dana Lewis!

When your child is newly diagnosed with Type 1 diabetes (T1D), everyone is quick to point out, “It’s a great time to be a diabetic.” To some degree, that’s true; thanks to

…read more

Continue reading

Posted in biohacking, cgm, continuous glucose monitor, diabetes, Hackaday Columns, insulin pump, open source, pancreas, The Hack Chat | Leave a comment

Hackaday Podcast 039: Elliot

Hackaday Editors Elliot Williams and Mike Szczys recap a week full of hacks from the solar sailing RC plane that has zero power storage, to geeking out about lightning detectors and hacking Ikea LED controllers to unlock real dimming to building backyard wind turbines. We look up an IoT egg …read more

Continue reading

Posted in B-17, dial indicator, diesel, digital indicator, Hackaday Columns, lightning detector, podcast, Podcasts, Quirky, RC airplane, smartwatch, solar airplane, vawt, vespa | Leave a comment

This Week in Security: Signal, WhatsApp, Oauth Fishing, and More State-Sponsored Attacks

A bug was recently fix in Signal that allowed a caller to force a call connection without any user interaction on the receiving side. We’ve seen this sort of problem in other chat applications, most recently the Zoom debacle.

The Signal client uses the same function to connect an outgoing …read more

Continue reading

Posted in double free, Hackaday Columns, oauth, This Week in Security | Leave a comment

Tools, You Can’t take Them With You

When I die I hope be buried in the English rural churchyard that has been my responsibility as churchwarden, after a funeral service that has been a celebration of my life. I am neither an Egyptian pharaoh nor a Viking queen though, so my grave will not contain all my …read more

Continue reading

Posted in death, donations, Hackaday Columns, Interest, legacy, tool hacks, tools | Leave a comment

Willem Kolff’s Artificial Organs

In my youth I worked for a paid ambulance service, and while we all lived for the emergency calls, the routine transports were the calls that paid the bills. Compared with the glamor and excitement of a lights-and-siren run to a car wreck or heart attack, transports were dull as …read more

Continue reading

Posted in Biography, dialysis, Hackaday Columns, invention, medicine, Original Art, science | Leave a comment

Teardown: Quirky Egg Minder

Many of the biggest stars are hesitant to do sequels, believing that the magic captured the first time around is hard to reproduce in subsequent productions. As I’m known (at least around the former closet that now serves as my home office) as the “Meryl Streep of Teardowns”, I try …read more

Continue reading

Posted in eggs, Electric Imp, Hackaday Columns, home hacks, internet of things, kitchen, Quirky, smart home, teardown, Wink | Leave a comment

Celebrate Ada Lovelace Day by Catching Up on Stories of Science and Technology

Today is Ada Lovelace Day, a day to celebrate and encourage women in the fields of science and technology.

It’s a perfect time to look back and catch up on biographies of some incredible people whose stories have been featured over the past year. You’ll find a ton of those …read more

Continue reading

Posted in ada lovelace day, Hackaday Columns, profiles in science | Leave a comment

Designing Sci-Fi Hack Chat

Join us on Wednesday, October 9 at noon Pacific for the Designing Sci-Fi Hack Chat with Seth Molson!

We all know the feeling of watching a movie set in a galaxy far, far away and seeing something that makes us say, “That’s not realistic at all!” The irony of watching

…read more

Continue reading

Posted in animation, art, design, Fantasy, graphics, Hackaday Columns, lost in space, movie, Playback Designer, science fiction, The Hack Chat, tv, UI, user interface | Leave a comment